1 files changed, 9 insertions, 7 deletions

diff --git a/src/client/views/nodes/LinkBox.tsx b/src/client/views/nodes/LinkBox.tsx
index 998f4f7aa..decdbb240 100644
--- a/src/client/views/nodes/LinkBox.tsx
+++ b/src/client/views/nodes/LinkBox.tsx
@@ -23,7 +23,7 @@ export class LinkBox extends ViewBoxBaseComponent<FieldViewProps>() {
         return FieldView.LayoutString(LinkBox, fieldKey);
     }
     disposer: IReactionDisposer | undefined;
-    @observable _forceAnimate = 0; // forces xArrow to animate when a transition is detected on something that affects an anchor
+    @observable _forceAnimate = 0; // forces xArrow to animate when a transition animation is detected on something that affects an anchor
     @observable _hide = false; // don't render if anchor is not visible since that breaks xAnchor
 
     constructor(props: FieldViewProps) {
@@ -38,22 +38,26 @@ export class LinkBox extends ViewBoxBaseComponent<FieldViewProps>() {
         const anchor = anch?.layout_unrendered ? DocCast(anch.annotationOn) : anch;
         return DocumentManager.Instance.getDocumentView(anchor, this.DocumentView?.().containerViewPath?.().lastElement());
     };
-    componentWillUnmount(): void {
+    componentWillUnmount() {
         this.disposer?.();
     }
     componentDidMount() {
         this._props.setContentViewBox?.(this);
         this.disposer = reaction(
-            () => ({ drag: SnappingManager.IsDragging, a: this.anchor1, b: this.anchor2 }),
-            ({ drag, a, b }) => {
+            () => ({ drag: SnappingManager.IsDragging }),
+            ({ drag }) => {
                 !LightboxView.Contains(this.DocumentView?.()) &&
                     setTimeout(
-                        // need to wait for drag manager to set 'hidden' flag on dragged elements
+                        // need to wait for drag manager to set 'hidden' flag on dragged DOM elements
                         action(() => {
+                            const a = this.anchor1,
+                                b = this.anchor2;
                             let a1 = a && document.getElementById(a.Guid);
                             let a2 = b && document.getElementById(b.Guid);
+                            // test whether the anchors themselves are hidden,...
                             if (!a1 || !a2 || (a?.ContentDiv as any)?.hidden || (b?.ContentDiv as any)?.hidden) this._hide = true;
                             else {
+                                // .. or whether and of their DOM parents are hidden
                                 for (; a1 && !a1.hidden; a1 = a1.parentElement);
                                 for (; a2 && !a2.hidden; a2 = a2.parentElement);
                                 this._hide = a1 || a2 ? true : false;
@@ -65,8 +69,6 @@ export class LinkBox extends ViewBoxBaseComponent<FieldViewProps>() {
         );
     }
 
-    select = (ctrlKey: boolean, shiftKey: boolean) => (LinkManager.Instance.currentLink = this.Document);
-
     render() {
         if (this._hide) return null;
         const a = this.anchor1;